Results 21 to 30 of about 3,998,673 (252)

Cryptanalysis of ARX-based White-box Implementations

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2023
At CRYPTO’22, Ranea, Vandersmissen, and Preneel proposed a new way to design white-box implementations of ARX-based ciphers using so-called implicit functions and quadratic-affine encodings. They suggest the Speck block-cipher as an example target.
Alex Biryukov   +2 more
doaj   +1 more source

Attacks Against White-Box ECDSA and Discussion of Countermeasures

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2022
This paper deals with white-box implementations of the Elliptic Curve Digital Signature Algorithm (ECDSA): First, we consider attack paths to break such implementations.
Sven Bauer   +5 more
doaj   +3 more sources

Quantum-Resistance Meets White-Box Cryptography: How to Implement Hash-Based Signatures against White-Box Attackers? [PDF]

open access: yes, 2023
White-box cryptography challenges the assumption that the endpoints are trusted and aims at providing protection against an adversary more powerful than the one in the traditional black-box cryptographic model.
Kemal Bicakci   +4 more
core   +1 more source

DWB-AES: an implementation of dynamic white-box based on AES

open access: yesTongxin xuebao, 2021
The resources of IoT devices are limited.Therefore, security, flexibility and lightweight cryptographic modules are required.The idea of white-box cryptography can meet the needs of IoT devices.In common AES white-box implementations, keys are bound to ...
Bin WANG   +3 more
doaj   +2 more sources

Towards Security Notions for White-Box Cryptography [PDF]

open access: yes, 2009
While code obfuscation attempts to hide certain characteristics of a program independently of an application, white-box cryptography (WBC) specifically focuses on software implementations of cryptographic primitives in an application. The aim of WBC is to resist attacks from an adversary having access to some `executable' code with an embedded secret ...
Saxena, Amitabh   +2 more
openaire   +2 more sources

On Recovering Affine Encodings in White-Box Implementations

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2018
Ever since the first candidate white-box implementations by Chow et al. in 2002, producing a secure white-box implementation of AES has remained an enduring challenge.
Patrick Derbez   +3 more
doaj   +1 more source

A Medical Image Encryption Scheme for Secure Fingerprint-Based Authenticated Transmission

open access: yesApplied Sciences, 2023
Secure transmission of medical images and medical data is essential in healthcare systems, both in telemedicine and AI approaches. The compromise of images and medical data could affect patient privacy and the accuracy of diagnosis.
Francesco Castro   +2 more
doaj   +1 more source

White-Box Cryptography: Don’t Forget About Grey-Box Attacks [PDF]

open access: yesJournal of Cryptology, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Estuardo Alpirez Bock   +8 more
openaire   +2 more sources

White-Box Cryptography: Formal Notions and (Im)possibility Results [PDF]

open access: yes, 2009
A key research question in computer security is whether one can implement software that offers some protection against software attacks from its execution platform. While code obfuscation attempts to hide certain characteristics of a program P, white-box
Brecht Wyseur   +2 more
core   +1 more source

Hybrid lightweight cryptography with attribute-based encryption standard for secure and scalable IoT system

open access: yesConnection Science, 2022
Internet of Things (IoT) devices require lower power consumption with higher security, which can be achieved by using lightweight cryptography (LWC) approaches. Attribute-based encryption (ABE) provides a fine-grained access control policy over encrypted
Mounika Jammula   +2 more
doaj   +1 more source

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